6. Make sure the Remote URL and Mount location is correct， and point “Verify”->“OK”，Last point“Save” and input your Name and Password.
7. Make sure the Name and Password is correct，point “OK”finish the configuration of NFS.
8. Select“GO”->“Go to folder” at follow page to check the NFS share
9. Input URL and point “Go”. The URL is such as /NAS/N.
10. OK，you can use the NFS share now.

Root Cause

Mac Book can use the Utility “connect server” to mount in GUI.

Suggestions

It is very convenient to use GUI mount NAS, but I suggest don’t use GUI to mount when the number of file system is more than two, because it will lost mount point.